Add Yahoo as a preferred source to see more of our stories on Google. A wildfire frontline with emergency services nearby, Okanagan Valley, British Columbia, Canada. Farther back in our planet’s ...

Scientists Warn Earth Is Entering a Sixth Mass Extinction ...

Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” event ...

When plant and animal species go extinct, it's usually a clear sign that humans have messed up. We've over-hunted, destroyed habitats, polluted waterways, and altered the climate by burning fossil ...

Human activity has accelerated extinction rates, raising concerns that we may be entering a sixth mass extinction.

CNN — Almost a third of the Earth will need to be protected by 2030 and pollution cut by half to save our remaining wildlife, as we enter the planet's sixth era of mass extinction, according to a ...

It troubles me deeply to hear about the massive wave of extinctions that scientists predict are coming if we don’t address the current human assault on our natural environment. I am wondering what we ...

There have been five unquestionably great extinctions on earth: the end-Ordovician, the late-Devonian, the end-Permian, end-Triassic, and the end-Cretaceous extinctions. Some think we are now in a ...

The Earth has lived through 5 mass extinctions of animals and plants. The last one - 66 million years ago - took out the dinosaurs. That extinction is believed to have been caused by a giant asteroid ...